Thanks, that makes it less appealing. In the original thread, I got no further replies after my email announcing my "discovery" of that commit, so I thought that was the whole story.
On Mon, Mar 22, 2021, 13:53 Viktor Dukhovni <ietf-d...@dukhovni.org> wrote: > On Mon, Mar 22, 2021 at 12:39:28PM +0800, Gergő Érdi wrote: > > > I'd love to have this in a GHC 8.10 release: > > https://mail.haskell.org/pipermail/ghc-devs/2021-March/019629.html > > This is already in 9.0, 9.2 and master, but it is a rather non-trivial > change, given all the new work that went into the String case. So I am > not sure it is small/simple enough to make for a compelling backport. > > There's a lot of recent activity in this space. See also > <https://gitlab.haskell.org/ghc/ghc/-/merge_requests/5259>, which is not > yet merged into master, and might still be eta-reduced one more step). > > I don't know whether such optimisation tweaks (not a bugfix) are in > scope for backporting, we certainly need to be confident they'll not > cause any new problems. FWIW, 5259 is dramatically simpler... > > Of course we also have > <https://gitlab.haskell.org/ghc/ghc/-/merge_requests/4890> in much the > same territory, but there we're still blocked on someone figuring out > what's going on with the 20% compile-time hit with T13056, and whether > that's acceptable or not... > > -- > Viktor. > _______________________________________________ > ghc-devs mailing list > ghc-devs@haskell.org > http://mail.haskell.org/cgi-bin/mailman/listinfo/ghc-devs >
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